Question

Find the mean of all even numbers from 40 to 60​?

Answer 1

Step-by-step explanation:

Hey mate this is your answer

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Answer 2

Mean of all even numbers from 40 to 60 is 50.

Given:

• Even numbers from 40 to 60.

To find:

• Find the mean of even numbers from 40 to 60.

Solution:

Formula to be used:$\bf Mean=\frac{\Sigma x}{n}$

$\Sigma x$:Sum of all observations.

n: total observations.

Step 1:

Write even numbers from 40 to 60.

These are 40, 42, 44, 46, 48, 50, 52, 54, 56, 58, 60.

Total number (n)=11

$\Sigma x$=550

Step 2:

Find the mean.

$Mean = \frac{550}{11}$

or

$\bf Mean = 50$

Thus,

Mean of all even numbers from 40 to 60 is 50.

Learn more:

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2) The mean of 10 numbers is 15 and that of another 20 number is 24 then the mean of all 30 observations is

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